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Document how to format a date 

from bug 21663


git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/lang/trunk@137987 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Stephen Colebourne 2004-10-16 18:20:46 +00:00
parent 084de396a7
commit d728e81d69
1 changed files with 15 additions and 1 deletions
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16
src/java/org/apache/commons/lang/builder/ToStringStyle.java
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@ -44,11 +44,25 @@ import org.apache.commons.lang.SystemUtils;
* output the whole array, whereas the summary method will just output * output the whole array, whereas the summary method will just output
* the array length.</p> * the array length.</p>
* *
* <p>If you want to format the output of certain objects, such as dates, you
* must create a subclass and override a method.
* <pre>
* public class MyStyle extends ToStringStyle {
* protected void appendDetail(StringBuffer buffer, String fieldName, Object value) {
* if (value instanceof Date) {
* value = new SimpleDateFormat("yyyy-MM-dd").format(value);
* }
* buffer.append(value);
* }
* }
* </pre>
* </p>
*
* @author Stephen Colebourne * @author Stephen Colebourne
* @author Gary Gregory * @author Gary Gregory
* @author Pete Gieser * @author Pete Gieser
* @since 1.0 * @since 1.0
* @version $Id: ToStringStyle.java,v 1.34 2004/10/16 18:13:34 scolebourne Exp $ * @version $Id: ToStringStyle.java,v 1.35 2004/10/16 18:20:46 scolebourne Exp $
*/ */
public abstract class ToStringStyle implements Serializable { public abstract class ToStringStyle implements Serializable {